Add 7/70 and 27/9
1st number: 7/70, 2nd number: 3 0/9
7/70 + 27/9 is 31/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 9 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
7/70 = 7 × 9/70 × 9 = 63/630 - Likewise, for the 2nd fraction, since 9 × 70 = 630,
27/9 = 27 × 70/9 × 70 = 1890/630 - Add the two like fractions:
63/630 + 1890/630 = 63 + 1890/630 = 1953/630 - 1953/630 simplified gives 31/10
- So, 7/70 + 27/9 = 31/10
In mixed form: 31/10
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